
Periodic table and Reactivity
Authored by Imelda Dumalaog
Science
8th Grade
NGSS covered
Used 20+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Four students were asked to name the parts of an atom that determine the atom’s chemical properties. The students’ responses are shown in the table below. Which student’s responses are correct?
Student 1
Student 2
Student 3
Student 4
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you tell if 2 elements are from the same periods on the periodic table of elements?
They are from the same periods if they have the same number of valence electrons
They are from the same periods if they have the same number of energy levels or shells
They are from the same periods if they have they react similarly
They are from the same periods if they have similar chemical properties
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which atomic diagram is considered to be a nonmetal, nonreactive, and a gas?
A
B
C
D
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you tell if 2 elements are from the same group?
They have the same number of energy levels or shells
They are aligned horizontally in the periodic table
They have similar chemical and physical properties
none of these
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which elements in the picture are more similar in physical and chemical properties?
Boron (B) and Silicon (Si)
Aluminum (Al) and Carbon (C)
Carbon (C) and Silicon (Si)
Boron (B) and Carbon (C)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do find the valence electrons of an atom?
Count all the electrons that you will see in the Bohr model of an atom
Count only the electrons in the third energy level
Count only the electrons in the outermost occupied shell
Count the number of protons and electrons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elements found in which shaded area of the Periodic Table undergo the fewest chemical reactions?
Q
R
S
T
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